Air Quality
Excellent
No health implications.
12
PM2.5
25
PM10
60
O3
0.3
CO
8
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
58
Good
Tue
30 Apr
52
Good
Wed
1 May
65
Good
Thu
2 May
78
Good
Fri
3 May
75
Good
Sat
4 May
70
Good
Air quality in the last 12 months (Yuanbao)
|
2024/02
|
25
|
35
|
37
|
35
|
33
|
82
|
54
|
52
|
159
|
199
|
142
|
112
|
83
|
64
|
23
|
29
|
28
|
23
|
23
|
24
|
33
|
24
|
25
|
81
|
119
|
48
|
52
|
69
|
60
|
||
|
2024/01
|
103
|
111
|
108
|
91
|
34
|
42
|
22
|
47
|
49
|
48
|
66
|
44
|
43
|
35
|
38
|
61
|
85
|
57
|
33
|
39
|
58
|
28
|
23
|
37
|
46
|
69
|
37
|
72
|
104
|
119
|
79
|
|
2023/12
|
49
|
44
|
40
|
55
|
72
|
53
|
52
|
90
|
39
|
20
|
37
|
48
|
63
|
67
|
43
|
52
|
45
|
67
|
53
|
29
|
28
|
69
|
82
|
83
|
105
|
63
|
46
|
85
|
96
|
82
|
95
|
|
2023/11
|
70
|
56
|
24
|
37
|
40
|
21
|
31
|
36
|
20
|
18
|
19
|
31
|
50
|
61
|
83
|
61
|
26
|
54
|
38
|
36
|
40
|
38
|
37
|
18
|
24
|
32
|
53
|
27
|
28
|
23
|
|
|
2023/10
|
25
|
34
|
32
|
25
|
24
|
35
|
46
|
36
|
32
|
33
|
26
|
35
|
46
|
35
|
27
|
27
|
34
|
32
|
26
|
28
|
28
|
47
|
49
|
38
|
38
|
38
|
39
|
42
|
51
|
43
|
40
|
|
2023/09
|
28
|
29
|
35
|
35
|
33
|
25
|
30
|
47
|
41
|
40
|
47
|
34
|
25
|
28
|
33
|
29
|
32
|
45
|
29
|
21
|
25
|
30
|
24
|
30
|
31
|
34
|
55
|
42
|
32
|
26
|
|
|
2023/08
|
26
|
21
|
20
|
20
|
22
|
18
|
18
|
21
|
25
|
23
|
18
|
17
|
20
|
20
|
24
|
29
|
24
|
28
|
33
|
48
|
28
|
20
|
31
|
22
|
23
|
27
|
23
|
22
|
20
|
21
|
26
|
|
2023/07
|
44
|
30
|
30
|
36
|
37
|
47
|
43
|
39
|
28
|
44
|
30
|
31
|
23
|
24
|
37
|
24
|
29
|
32
|
41
|
44
|
50
|
41
|
26
|
28
|
29
|
25
|
14
|
21
|
15
|
13
|
25
|
|
2023/06
|
33
|
26
|
27
|
40
|
51
|
33
|
39
|
31
|
30
|
38
|
32
|
27
|
39
|
34
|
42
|
30
|
31
|
44
|
46
|
29
|
20
|
31
|
32
|
38
|
44
|
28
|
34
|
36
|
33
|
45
|
|
|
2023/05
|
39
|
38
|
44
|
37
|
30
|
30
|
35
|
39
|
43
|
49
|
48
|
52
|
38
|
37
|
39
|
65
|
29
|
26
|
35
|
34
|
76
|
56
|
37
|
53
|
39
|
41
|
44
|
23
|
33
|
27
|
38
|
|
2023/04
|
96
|
87
|
78
|
74
|
26
|
126
|
27
|
36
|
60
|
54
|
117
|
139
|
122
|
77
|
136
|
111
|
75
|
65
|
66
|
55
|
64
|
46
|
46
|
41
|
53
|
30
|
33
|
32
|
25
|
33
|
|
|
2023/03
|
47
|
48
|
63
|
94
|
54
|
49
|
66
|
94
|
97
|
77
|
81
|
55
|
45
|
51
|
58
|
43
|
47
|
94
|
129
|
103
|
83
|
104
|
122
|
61
|
49
|
46
|
65
|
82
|
88
|
73
|
97
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution